The Olympics conclude this weekend, but the news coming out of Rio is still nonstop. Four U.S. swimmers who said they had been robbed now admit fabricating their story, while Jamaican sprinter Usain Bolt could earn his ninth career gold.

British spectators at the London Olympics have more reasons to wave their flags proudly as the U.K. enjoys its best Olympics performance since 1908. Margaret Warner reports on the latest wins, and gives an update on U.S. athletes in gymnastics…